ComfyUI > Nodes > ComfyUI-ImageAutotone

ComfyUI Extension: ComfyUI-ImageAutotone

Repo Name

ComfyUI-ImageAutotone

Author
SparknightLLC (Account age: 616 days)
Nodes
View all nodes(1)
Latest Updated
2025-04-15
Github Stars
0.02K

How to Install ComfyUI-ImageAutotone

Install this extension via the ComfyUI Manager by searching for ComfyUI-ImageAutotone
  • 1. Click the Manager button in the main menu
  • 2. Select Custom Nodes Manager button
  • 3. Enter ComfyUI-ImageAutotone in the search bar
After installation, click the Restart button to restart ComfyUI. Then, manually refresh your browser to clear the cache and access the updated list of nodes.

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ComfyUI-ImageAutotone Description

ComfyUI-ImageAutotone is a ComfyUI node that enhances image contrast and adjusts color cast by independently clipping color channels, inspired by PhotoShop's 'Auto Tone' algorithm.

ComfyUI-ImageAutotone Introduction

ComfyUI-ImageAutotone is an extension designed to enhance your image editing experience by automatically adjusting the tones of your images. Inspired by Adobe Photoshop's "Auto Tone" feature, this extension independently clips the color channels of an image to increase contrast and adjust color casts. This process can significantly improve the visual appeal of your images by making them more vibrant and balanced. Whether you're an AI artist looking to refine your digital artwork or someone who wants to enhance photographs, ComfyUI-ImageAutotone offers a straightforward solution to achieve professional-looking results with minimal effort.

How ComfyUI-ImageAutotone Works

At its core, ComfyUI-ImageAutotone works by analyzing the color channels of an image and adjusting them to enhance contrast and correct color imbalances. Imagine your image as a painting with various shades and colors. This extension acts like an art restorer, carefully adjusting the shadows and highlights to bring out the best in your artwork. By clipping a small percentage of the darkest and lightest pixels, it ensures that the image has a full range of tones, from deep shadows to bright highlights, without losing important details. This process helps in correcting any unwanted color casts, making your images look more natural and visually appealing.

ComfyUI-ImageAutotone Features

ComfyUI-ImageAutotone comes with several customizable features that allow you to tailor the tone adjustments to your specific needs:

  • Image Input: You can input any image that you want to enhance. The extension will process this image using its autotone algorithm.
  • Shadows and Highlights: Define the colors for shadows and highlights using RGB values or HEX strings. For example, you can set shadows to '0,0,0' (black) and highlights to '255,255,255' (white) to achieve a classic contrast effect.
  • Shadow Clip and Highlight Clip: These settings allow you to specify the percentage of pixels to clip from the shadows and highlights. By adjusting these values between 0 and 1, you can control how much of the darkest and lightest parts of the image are adjusted, giving you the flexibility to achieve the desired level of contrast.

ComfyUI-ImageAutotone Models

Currently, ComfyUI-ImageAutotone does not offer different models. It uses a single, robust algorithm inspired by Photoshop's "Auto Tone" to deliver consistent and reliable results across various types of images.

Troubleshooting ComfyUI-ImageAutotone

If you encounter any issues while using ComfyUI-ImageAutotone, here are some common problems and solutions:

  • Image Not Processing: Ensure that the input image is in a supported format and that all required fields (shadows, highlights, shadow clip, highlight clip) are correctly filled.
  • Unexpected Color Results: Double-check the RGB or HEX values for shadows and highlights to ensure they are set correctly. Adjust the shadow and highlight clip percentages to see if different settings yield better results.
  • Performance Issues: If the extension is running slowly, try using smaller images or reducing the complexity of the image to improve processing speed.

Learn More about ComfyUI-ImageAutotone

To further enhance your understanding and usage of ComfyUI-ImageAutotone, consider exploring the following resources:

  • Gerald Bakker's Writeup: Gain insights into Adobe's algorithms that inspired this extension by visiting Gerald Bakker's article (https://geraldbakker.nl/psnumbers/auto-options.html).
  • ComfyUI Community: Engage with other users and developers on forums and discussion boards to share tips, ask questions, and get support.
  • Tutorials and Guides: Look for online tutorials and guides that demonstrate how to effectively use ComfyUI-ImageAutotone in your projects. By leveraging these resources, you can maximize the potential of ComfyUI-ImageAutotone and elevate your image editing skills.

ComfyUI-ImageAutotone Related Nodes

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RunComfy is the premier ComfyUI platform, offering ComfyUI online environment and services, along with ComfyUI workflows featuring stunning visuals. RunComfy also provides AI Models, enabling artists to harness the latest AI tools to create incredible art.

ComfyUI-ImageAutotone detailed guide | ComfyUI